notch_filter

这是关于海航matlab和lingo的训练题，里面都是我自己写的答案，希望对大家能有帮助。(This is a training title on the HNA matlab, and the lingo, the answer which I wrote it myself, I hope we can help.)

this is coding of dwt in matlab

matlab的knn网络，最小二乘算法，softsvm分类器实现，以及简单的交叉验证等，三种产检的方法(knn，softsvm matlab)

基本的卡尔曼滤波算法，对于初学卡尔曼滤波的来说比较容易看懂(kalman fitler)

读取多种书写格式的xml文件，对采用matlab读取xml文件的功能的完善(this code can read XML files in various writing formats.)

数据的核密度估计及平滑处理 包含各种窗函数(Kernel Smoothing Toolbox for matlab)

说明：  悬臂梁振动主动控制，pid控制，控制效果非常好(Active control of cantilever vibration, PID control, control effect is very good)

做了詞法分析器，不知道怎樣，希望有人給我提提意見(Done a lexical analyzer, I do not know how, I hope someone is going to give me make a suggestion)

用MATLAB编写的巴特沃斯低通滤波器，可运行，参数可变(MATLAB prepared bart wo low-pass filter, can run, parameters variable)

利用matlab编程，比较软阈值和硬阈值收缩方案的去噪效果。通过了Matlab2009a的测试。(Using matlab programming, comparing the denoising shrinkage results of two methods between soft threshold and hard threshold program. Testing by Matlab2009a.)